一辈子不要做对不起人的事，世上就不会有恨自己的人。

地球资源有限，但人类的创造力无限。

The statesman， who should attempt to direct private people in what manner they ought to employ their capitals， would not only load himself with a most unnecessary attention but assume an authority which could safely be trusted， not only to no single person， but to no council or senate whatever， and which would nowhere be so dangerous as in the hands of a man who had folly and presumption enough to fancy himself fit to exercise it.

计算机科学对社会的影响是深远而广泛的。

可追溯性不仅是为了消费者，更是我们的道德义务。